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A schematic analysis of the Unified Medical Language System
1991
Proceedings. Symposium on Computer Applications in Medical Care
The UMLS is a complex collection of medical terms and relationships derived from standard classifications. Appreciating the scope and layout of these relations from text descriptions of relational schema is difficult. The graphical technique of Logical Data Structure (LDS) representation was employed to illustrate the UMLS schema as a data abstraction, affording additional insights that might otherwise escape notice. An LDS representation of the Metathesaurus offers the following advantages: 1)
pmid:1807588
pmcid:PMC2247524
fatcat:vwfdcypps5cohncuzdsdcjbhqi